SNSCC-5 12v 24v 48v 20a 30a 40a 50a 60a LCD Display Intelligent PWM Solar Charger Controller

Product Description

Technical Data
System Voltage 12V/24V, 24V/48V (Automatically switch)
Maximum Voltage of Solar Panel Input 50V (12V/24V), 100V (24V/48V)
Self Loss ≤13mA
Maximum Charge Current 20A / 30A / 40A / 50A / 60A
Maximum Discharge Current 20A / 30A / 40A / 50A / 60A
LVD 10.5V (9-11V), 21V (18-22V), 42V (36-44V)
LVR 12.6V (11-13.5V), 25.2V (22-27V), 50.4V (44-54V)
Floating Voltage 13.8V (13-15V), 27.6V (26-30V), 55.2V (52-60V)
Increase the Charge 14.4V/28.8V/57.6V (The battery voltage is below 12V/24V/48V. Start extra charge for 2 hours)
Battery Overpressure Protection 15V/30V/60V
Input Reverse Connection Protection Yes
Load Over Current Protection Yes, every two seconds to restart
Charging Mode PWM
Temperature Compensation -24mV/°C, -48mV/°C, -96mV/°C (Relative to 12V/24V/48V system)
Operating Temperature -20°C to +55°C
Terminal Scale 28-10 AWG
Waterproof Level IP 32
Product Size (mm) 20-30A: 187*90*47mm
40A: 195*107*50mm
50-60A: 187*122*57mm
Packing Size (mm) 20-30A: 200*102*53mm
40A: 210*118*59mm
50-60A: 200*132*63mm
Weight 20-30A: 780g
40-60A: 850g
Daily problems and disposal methods
Problem Possible Reason Solution
After connecting the battery, LED does not show Battery low battery, the battery is not connected, the connection is disconnected Please confirm the battery voltage, re-link the controller and battery correctly
Solar direct solar panels, no solar symbols and no charge symbols The solar panel connection circuit is open, shorted, or backlinked Please check the operation of the battery can be connected, if it will be connected together.
The controller displays LVD Excessive battery discharge Please check whether the system is reasonable, and whether the power consumption is more than the amount of charge.
The controller displays over current protection Load short circuit, high power Please check whether the load is short, the power of the load exceeds the designed power, surging power is too high.
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Packing & Delivery
Packing Image
100 pcs per carton
Frequently Asked Questions
What system voltages does this controller support?
The controller supports 12V/24V and 24V/48V system configurations and features automatic system detection and switching.
What should I do if the LED screen does not display after connecting the battery?
Please verify if the battery voltage is sufficient, check the cabling layout to ensure the connection is intact, and make sure that the controller is correctly connected to the battery terminals.
What features does the controller have for load protection?
It includes built-in Load Overcurrent Protection (which attempts auto-restart every 2 seconds) and Battery Overpressure Protection up to 15V/30V/60V depending on the configuration.
What are the differences between LVD and LVR values?
LVD (Low Voltage Disconnect) stops discharge to protect battery life (ranges 10.5V/21V/42V). LVR (Low Voltage Reconnect) automatically restores the connection once the battery charge recovers (ranges 12.6V/25.2V/50.4V).
What is the waterproof level and operating temperature range?
The controller comes with an IP32 waterproof rating and operates optimally within an environmental temperature range of -20°C to +55°C.

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